-Do you believe that paper is made wood?
-Yes,I do.And you can see that books are made paper.
A. from;from
B. from;of
C. of;from
D. of;of
网友回答
A. from;from
(答案→)B. from;of
C. of;from
D. of;of
解析：考查介词的用法。be made of“由……制成 (物理变化)”，be made from，“由……制作（发生化学变化，制成以后看不见原材料）”。因此第一空使用be made from；第二空使用be made of。